From 45ecded01d814d0d0bf9b84c0dafa65575ab2bdd Mon Sep 17 00:00:00 2001
From: Jussi Pakkanen <jpakkane@gmail.com>
Date: Sun, 10 Feb 2013 00:50:46 +0200
Subject: Started work on keyword arguments.

---
 nodes.py | 17 +++++++++++++++--
 1 file changed, 15 insertions(+), 2 deletions(-)

(limited to 'nodes.py')

diff --git a/nodes.py b/nodes.py
index 72b1edd4d..b1d26ee40 100644
--- a/nodes.py
+++ b/nodes.py
@@ -170,13 +170,26 @@ class Arguments(Statement):
     def __init__(self, lineno):
         Statement.__init__(self, lineno)
         self.arguments = []
-        
+        self.kwargs = {}
+        self.order_error = False
+
     def prepend(self, statement):
         self.arguments = [statement] + self.arguments
 
-    def __len__(self):
+    def set_kwarg(self, name, value):
+        if self.num_args() > 0:
+            self.order_error = True
+        self.kwargs[name.get_value()] = value
+
+    def num_args(self):
         return len(self.arguments)
 
+    def num_kwargs(self):
+        return len(self.kwargs)
+
+    def __len__(self):
+        return self.num_args() # Fixme
+
 def statement_from_expression(expr):
     if isinstance(expr, AtomExpression):
         return AtomStatement(expr.value, expr.lineno())
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